#include <iostream>
using namespace std;
class Punct
{
public: int x;
public: int y;
public:
Punct()
{
x = 3;
y = 4;
}
Punct(int a, int b)
{
x = a;
y = b;
}
};
int main() {
Punct p1;
cout << p1.x << " " << p1.y << endl;
int x, y;
cin >> x >> y;
Punct p(x, y);
cout << p.x << " "<< p.y;
return 0;
}